Zone 10 · Leafy Greens Growing Guide

When to Plant Bok Choy
in Zone 10

Fast, productive, and delicious stir-fried or in soups. Baby bok choy can be harvested whole at 30 days or left to mature as full heads. Cool-season crop that tolerates light frost.

Plant outdoors
Oct 1 – Feb 1
Start indoors
Direct sow
Last Frost
~Jan 15
Days to harvest
45–60 days
Difficulty
Easy
Late season — Zone 10
Harvest window: Nov – Mar

Planting Calendar

In Zone 10, Bok Choy should be planted outdoors Oct 1 – Feb 1, after the average last frost date of approximately Jan 15.

Cool season only. Fast production fits well in Zone 10's brief cool window.

Care Guide

Sunlight
Full sun to partial shade · 3–8 hrs/day
Watering
Regular
Spacing
6–12 inches
Soil
Fertile, moisture-retentive, well-draining
Days to maturity
45–60 days
Soil pH
6.0–7.0
plant tip · Zone 10

Cool season only. Fast production fits well in Zone 10's brief cool window.

Feeding Schedule

How often
every 3 weeks
Feed type
balanced (10-10-10)
Key timing
throughout growing season

Fast-growing and a moderate feeder. Liquid balanced feed every 3 weeks. Bolts in heat regardless of feeding.

Succession Planting

Sow every 3 weeks

Sow every 3 weeks from early spring and again from late summer. Bolts in heat — time sowings to mature before temperatures exceed 75°F.

Companion Planting for Bok Choy

What you plant next to bok choy makes a real difference — some plants actively help, others compete or attract pests.

Grows well with
  • Garlic
  • Onions
  • Beets
  • Spinach
Keep away from
  • Tomatoes
  • Fennel
  • Nightshades

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Common questions

In Zone 10, bok choy is a fall-planted crop. Plant outdoors Oct 1 – Feb 1 once temperatures cool in autumn. It overwinters and is ready to harvest around Nov – Mar. No last frost consideration — plant before the ground freezes.
Zone 10 has an average last spring frost of approximately Jan 15 and a first fall frost around Dec 31. These dates vary by specific location — use your ZIP code in the plant app for precision based on the nearest NOAA weather station.
Good companion crops for bok choy include Garlic, Onions, Beets, Spinach. Avoid planting near Tomatoes, Fennel, Nightshades, which can compete for nutrients or attract pests.
Bok Choy typically takes 45–60 days from transplant or direct sow to harvest in Zone 10. Expected harvest window: Nov – Mar.

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Bok Choy in other zones
Crop Guides